William J. Kowalczyk

According to our database, William J. Kowalczyk authored at least 2 papers between 2019 and 2020.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2020

Prediction of stress and drug craving ninety minutes in the future with passively collected GPS data.

David H. Epstein, Matthew Tyburski, William J. Kowalczyk, Albert J. Burgess-Hull, Karran A. Phillips, Brenda L. Curtis, Kenzie L. Preston

npj Digit. Medicine, 2020

2019

Uncertainties in the geographic context of health behaviors: a study of substance users' exposure to psychosocial stress using GPS data.

Mei-Po Kwan, Jue Wang, Matthew Tyburski, David H. Epstein, William J. Kowalczyk, Kenzie L. Preston

Int. J. Geogr. Inf. Sci., 2019